Since the popularity of the global Internet business, human beings have become more popular in terms of convenience in gathering and social dynamics, but the number of victims has also increased day by day. There have been (at least) two cases. Negative effects: If there is no effective countermeasure, this whole set of deliberately created hostility will destroy the basic sense of trust between people. And in terms of politics, authoritarian authorities have finally found the technology that controls the people for the rulers, such as biometric systems, stealing phones, mobile phones, etc. to steal the people's personal privacy as a hostage for kidnapping, in order to strengthen the control; even hacking into other countries. State secrets and personal privacy. For example, the US Federal Bureau of Investigation (FBI) has recently been warning Americans that the CCP and Russia undermine the key to American democracy - free voting, and testimonies have been proven. US color correction services election targeted by foreign hackers: US intelligence reveals that China, Iran are anti-Trump, Russia is anti-Biden It's a war without gunpowder This is a war without gunpowder smoke. The key to victory or defeat lies in society's familiarity with digital technology and the leaders' awareness of network strategy. Cyber ​​warfare has become the latest fourth or fifth military branch to be officially established, launching a surprise attack on the enemy. This requires long-term detection, finding gaps in the enemy's defense network, waiting for the order to issue a full-scale attack, swarming out, destroying the enemy's system, stealing intelligence, attacking weak points, and trying to kill quickly when the enemy's command system is in chaos. Enter the enemy center and turn the raid into a beheading. Before the outbreak of the war, they continued to set up their nationality in foreign countries under false names.